These awesome St. Patrick's Day designs featuring Roo are only available for a limited time until March 5, 2022. Be sure to get a pair while you can! These premium socks are knit with 200 needle machines and the finest yarns: 75% Spun Polyester, 22% Nylon & 3% Elastane. The socks are one size fits all, up to a size 12 Male U.S. Printed in the USA. Our socks are made to order and ship within 14 days of your purchase.